U.S. grounds flights days after Trump administration expands new AI air traffic systemscientificamerican.com· 23h
A Scientific American article reports that U.S. domestic and international flights grounded to a halt around 4 P.M. EST on November 13, 2026, three days after the FAA expanded its AI-driven SMART air traffic system to all 22 air traffic regions. The FAA attributes the stop to a "temporary telecommunications outage," citing "extraordinary circumstances and for reasons of safety."
